1 /*
2 * Copyright (C) 2016 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include "chre/core/event_loop.h"
18 #include "chre/core/event_loop_manager.h"
19 #include "chre/platform/assert.h"
20 #include "chre/platform/memory.h"
21 #include "chre/platform/shared/debug_dump.h"
22 #include "chre/platform/system_time.h"
23 #include "chre/util/macros.h"
24 #include "chre_api/chre/re.h"
25
26 using chre::EventLoopManager;
27 using chre::EventLoopManagerSingleton;
28
chreGetCapabilities()29 DLL_EXPORT uint32_t chreGetCapabilities() {
30 uint32_t capabilities = CHRE_CAPABILITIES_NONE;
31
32 #ifdef CHRE_RELIABLE_MESSAGE_SUPPORT_ENABLED
33 capabilities |= CHRE_CAPABILITIES_RELIABLE_MESSAGES;
34 #endif // CHRE_RELIABLE_MESSAGE_SUPPORT_ENABLED
35
36 return capabilities;
37 }
38
chreGetMessageToHostMaxSize()39 DLL_EXPORT uint32_t chreGetMessageToHostMaxSize() {
40 #ifdef CHRE_RELIABLE_MESSAGE_SUPPORT_ENABLED
41
42 #ifndef CHRE_LARGE_PAYLOAD_MAX_SIZE
43 static_assert(false,
44 "CHRE_LARGE_PAYLOAD_MAX_SIZE must be defined if "
45 "CHRE_RELIABLE_MESSAGE_SUPPORT_ENABLED is enabled");
46 #else
47 static_assert(CHRE_LARGE_PAYLOAD_MAX_SIZE >= CHRE_MESSAGE_TO_HOST_MAX_SIZE,
48 "CHRE_LARGE_PAYLOAD_MAX_SIZE must be greater than or equal to "
49 "CHRE_MESSAGE_TO_HOST_MAX_SIZE");
50
51 static_assert(CHRE_LARGE_PAYLOAD_MAX_SIZE >= 32000,
52 "CHRE_LARGE_PAYLOAD_MAX_SIZE must be greater than or equal to "
53 "32000 when CHRE_RELIABLE_MESSAGE_SUPPORT_ENABLED is enabled");
54 return CHRE_LARGE_PAYLOAD_MAX_SIZE;
55 #endif // CHRE_LARGE_PAYLOAD_MAX_SIZE
56
57 #else
58 return CHRE_MESSAGE_TO_HOST_MAX_SIZE;
59 #endif // CHRE_RELIABLE_MESSAGE_SUPPORT_ENABLED
60 }
61
chreGetTime()62 DLL_EXPORT uint64_t chreGetTime() {
63 return chre::SystemTime::getMonotonicTime().toRawNanoseconds();
64 }
65
chreGetEstimatedHostTimeOffset()66 DLL_EXPORT int64_t chreGetEstimatedHostTimeOffset() {
67 return chre::SystemTime::getEstimatedHostTimeOffset();
68 }
69
chreGetAppId(void)70 DLL_EXPORT uint64_t chreGetAppId(void) {
71 chre::Nanoapp *nanoapp = EventLoopManager::validateChreApiCall(__func__);
72 return nanoapp->getAppId();
73 }
74
chreGetInstanceId(void)75 DLL_EXPORT uint32_t chreGetInstanceId(void) {
76 chre::Nanoapp *nanoapp = EventLoopManager::validateChreApiCall(__func__);
77 return nanoapp->getInstanceId();
78 }
79
chreTimerSet(uint64_t duration,const void * cookie,bool oneShot)80 DLL_EXPORT uint32_t chreTimerSet(uint64_t duration, const void *cookie,
81 bool oneShot) {
82 chre::Nanoapp *nanoapp = EventLoopManager::validateChreApiCall(__func__);
83 return EventLoopManagerSingleton::get()
84 ->getEventLoop()
85 .getTimerPool()
86 .setNanoappTimer(nanoapp, chre::Nanoseconds(duration), cookie, oneShot);
87 }
88
chreTimerCancel(uint32_t timerId)89 DLL_EXPORT bool chreTimerCancel(uint32_t timerId) {
90 chre::Nanoapp *nanoapp = EventLoopManager::validateChreApiCall(__func__);
91 return EventLoopManagerSingleton::get()
92 ->getEventLoop()
93 .getTimerPool()
94 .cancelNanoappTimer(nanoapp, timerId);
95 }
96
chreHeapAlloc(uint32_t bytes)97 DLL_EXPORT void *chreHeapAlloc(uint32_t bytes) {
98 chre::Nanoapp *nanoapp = EventLoopManager::validateChreApiCall(__func__);
99 return chre::EventLoopManagerSingleton::get()
100 ->getMemoryManager()
101 .nanoappAlloc(nanoapp, bytes);
102 }
103
chreHeapFree(void * ptr)104 DLL_EXPORT void chreHeapFree(void *ptr) {
105 chre::Nanoapp *nanoapp = EventLoopManager::validateChreApiCall(__func__);
106 chre::EventLoopManagerSingleton::get()->getMemoryManager().nanoappFree(
107 nanoapp, ptr);
108 }
109
platform_chreDebugDumpVaLog(const char * formatStr,va_list args)110 DLL_EXPORT void platform_chreDebugDumpVaLog(const char *formatStr,
111 va_list args) {
112 chre::Nanoapp *nanoapp = EventLoopManager::validateChreApiCall(__func__);
113 chre::EventLoopManagerSingleton::get()
114 ->getDebugDumpManager()
115 .appendNanoappLog(*nanoapp, formatStr, args);
116 }
117
chreDebugDumpLog(const char * formatStr,...)118 DLL_EXPORT void chreDebugDumpLog(const char *formatStr, ...) {
119 va_list args;
120 va_start(args, formatStr);
121 platform_chreDebugDumpVaLog(formatStr, args);
122 va_end(args);
123 }
124